FR680681A - Systèmes translateurs et amplificateurs d'ondes électriques de signalisation - Google Patents

Systèmes translateurs et amplificateurs d'ondes électriques de signalisation

Info

Publication number
FR680681A
FR680681A FR680681DA FR680681A FR 680681 A FR680681 A FR 680681A FR 680681D A FR680681D A FR 680681DA FR 680681 A FR680681 A FR 680681A
Authority
FR
France
Prior art keywords
translators
amplifiers
electric wave
signaling electric
signaling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR680681A publication Critical patent/FR680681A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/06—Control of transmission; Equalising by the transmitted signal
    • H04B3/08—Control of transmission; Equalising by the transmitted signal in negative-feedback path of line amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/04—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having discharge tubes
    • H03G9/06—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having discharge tubes for gain control and tone control
    • H03G9/08—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having discharge tubes for gain control and tone control incorporating negative feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Non-Reversible Transmitting Devices (AREA)
FR680681D 1928-08-08 1929-08-05 Systèmes translateurs et amplificateurs d'ondes électriques de signalisation Expired FR680681A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US29815528A 1928-08-08 1928-08-08
US411224A US2003282A (en) 1928-08-08 1929-12-03 Wave translation system
US39849XA 1930-03-26 1930-03-26

Publications (1)

Publication Number Publication Date
FR680681A true FR680681A (fr) 1930-05-05

Family

ID=31950471

Family Applications (2)

Application Number Title Priority Date Filing Date
FR680681D Expired FR680681A (fr) 1928-08-08 1929-08-05 Systèmes translateurs et amplificateurs d'ondes électriques de signalisation
FR39849D Expired FR39849E (fr) 1928-08-08 1931-03-09 Systèmes translateurs et amplificateurs d'ondes électriques de signalisation

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR39849D Expired FR39849E (fr) 1928-08-08 1931-03-09 Systèmes translateurs et amplificateurs d'ondes électriques de signalisation

Country Status (3)

Country Link
US (1) US2003282A (fr)
FR (2) FR680681A (fr)
GB (2) GB317005A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767483C (de) * 1937-04-29 1952-08-28 Siemens & Halske A G Hochfrequenzverstaerkungsanlage

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB441626A (en) * 1933-12-21 1936-01-23 Standard Telephones Cables Ltd Improvements in vacuum tube amplifiers
DE860226C (de) * 1934-12-09 1952-12-18 Siemens Ag Kaskadenverstaerker mit negativer Rueckkopplung
DE905746C (de) * 1935-06-18 1954-03-04 Siemens Ag Mehrstufige Verstaerkerschaltung mit negativer Rueckkopplung
GB479113A (en) * 1936-04-29 1938-01-31 Alan Dower Blumlein Improvements in or relating to thermionic valve circuits particularly for use in television
DE914261C (de) * 1936-12-05 1954-06-28 Western Electric Co Schaltung fuer die Schaffung einer Impedanz vorbestimmter Groesse
NL57896C (fr) * 1936-12-05
DE744697C (de) * 1938-04-27 1944-06-10 Opta Radio Ag Schaltungsanordnung zur Entzerrung des Frequenzganges einer gittergesteuerten Roehre
BE434920A (fr) * 1938-07-05
US2542087A (en) * 1947-02-15 1951-02-20 Rca Corp Neutralization of amplifiers
US2663766A (en) * 1950-06-28 1953-12-22 Bell Telephone Labor Inc Transistor amplifier with conjugate input and output circuits

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767483C (de) * 1937-04-29 1952-08-28 Siemens & Halske A G Hochfrequenzverstaerkungsanlage

Also Published As

Publication number Publication date
FR39849E (fr) 1932-03-18
GB317005A (en) 1930-10-22
US2003282A (en) 1935-06-04
GB371887A (en) 1932-04-29

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